火箭发动机溼重

NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re

发表于:2018-12-05 / 阅读(123) / 评论(0) 分类 英语沙龙2004全年合辑下

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发表于:2018-12-10 / 阅读(135) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

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发表于:2018-12-10 / 阅读(123) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

New England weather There is a sumptuous variety about the New England weather that compels the strangers admirationand regret. The weather is always doing something there; always attending strictly to business; always getting up new designs and try

发表于:2018-12-31 / 阅读(230) / 评论(0) 分类 英语名著名段背诵精华

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发表于:2018-12-31 / 阅读(153) / 评论(0) 分类 王培廷分级书单三 James Marshall - Fox系

VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VOA Special English program, EXPLORATIONS. Today, we report on some of the early research in the development of rockets

发表于:2019-01-07 / 阅读(160) / 评论(0) 分类 Explorations

EXPLORATIONS - How Robert Goddard Helped Lead America Into Space By Voice of America Broadcast: Wednesday, April 20, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffit

发表于:2019-01-07 / 阅读(150) / 评论(0) 分类 Explorations

One not so sudden problem that Chinese media have been reporting a serious shortage of water. Some worry that it could derail the country's rapid economic growth. China's per capita water resources are only a quarter of the world average and the prob

发表于:2019-01-08 / 阅读(282) / 评论(0) 分类 2006年NPR美国国家公共电台

[ti:UNIT 4 Look into Science! Lesson 26: One Wet Danny?] [0:00.493]UNIT 4 第四单元 [0:02.588]Look into Science! 走进科学! [0:04.930]Lesson 26: 第26课: [0:06.840]One Wet Danny? 丹尼湿透了吗? [0:09.028]THINK ABOUT IT! 想一想 [0

发表于:2019-01-09 / 阅读(290) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

NASA Successfully Tests New Rocket Engine NASA最强火箭测试成功 火星之旅指日可待 The American space agency successfully tested a powerful new rocket engine this week in the desert of northern Utah. The rocket booster is meant to take a

发表于:2019-01-12 / 阅读(249) / 评论(0) 分类 2016年VOA慢速英语(七)月

Todd: Jonathan we are talking about conspiracy theories. What about the one where the sound? That when the rocket lands, they have actually audio of the rocket landing and you can't hear the rocket engine, and the rocket engine should be making a rea

发表于:2019-01-20 / 阅读(126) / 评论(0) 分类 原版英语对话1000个

The land-speed record 地面速度记录 How to build a 1,000mph car 怎样建造时速1000英里的汽车 Hybrid rocketry will be used to drive faster than ever before 混合火箭技术将用于更快地驱动车辆 May 5th 2011 | from the print ed

发表于:2019-01-26 / 阅读(127) / 评论(0) 分类 经济学人综合

18 物理学家、火箭专家戈达德罗伯特 DATE=3-21-01 TITLE=EXPLORATIONS #1944 - Robert Goddard BYLINE=Staff VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VO

发表于:2019-01-30 / 阅读(107) / 评论(0) 分类 文化聚焦

A wet Sunday in a country inn ! Whoever has had the luck to experience one(1) can alone judge of(2) my situation. The rain pattered against the casements; the bells tolled for church with a melancholy sound. I went to the windows in quest of somethi

发表于:2019-02-03 / 阅读(178) / 评论(0) 分类 英语背诵文选第一册

to throw a wet blanket on something to throw a monkey wrench 中国人经常会用

发表于:2019-02-04 / 阅读(217) / 评论(0) 分类 美国习惯用语

Science and technology 科学技术 Reusable spacecraft 可重复使用的航天器 Jet-set rocket-man 乘喷气式火箭的乘客 A small British firm is working on a nifty new jet-rocket hybrid engine 英国一家小公司正在研发一款轻巧的新

发表于:2019-02-05 / 阅读(112) / 评论(0) 分类 经济学人科技系列

BEIJING, Apirl 1 (Xinhuanet) -- An Ariane rocket launch of two communications satellites was aborted Wednesday after a technical hitch at the scheduled moment of liftoff in French Guiana on Wednesday. According to Arianespace, the Ariane 5 rocket's V

发表于:2019-02-06 / 阅读(153) / 评论(0) 分类 英语新闻

[00:01]M:I'll take this fucking thing and put it through the window, [00:03]and me and Cheswick will go out through the hall, [00:05]downtown, sit down in a bar, wet our whistles and watch the ball game. [00:11]And that's the bet. Now, does anybody

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

A wet Sunday in a country inn! Whoever has had the luck to experience one can alone judge of my situation. The rain pattered against the casements; the bells tolled for church with a melancholy sound. I went to the windows in quest of something to am

发表于:2019-02-18 / 阅读(159) / 评论(0) 分类 阅读空间

On the morning of July 16, 1969, Neil and his two fellow Apollo 11 crewmen rose at 4:15 A.M. They had steak and eggs for breakfast, the same breakfast all astronauts had before a flight. The night before a special visitor had arrived for dinner to wi

发表于:2019-02-21 / 阅读(109) / 评论(0) 分类 名人认知系列 Who Was
学英语单词
acute peripheral circulatory failure
ametaphysical
amplitude hologram
anti-sine
armies of
arsewipes
athleticism
attach record
augereaux
awi-
be freaked out
be precipitated
Bongao I.
Boone Reservoir
bridging carbonyl
calibrated stalling speed
Calymperaceae
cargo interest
caricaceous
Castlereagh B.
choreoid
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comes to the fore
computer assist instruction
concurrent negligences
convolutedly
cruising range
cytisus multifloruss
definite proportion
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Dushkachan
electron mosquito killer
eunuchry
fine steel
frigefactions
frison
gazella thomsonis
gin fizz
good will entertaining
governmental ownership
graticule reading
harai
heat conduction coefficient
histiology
Kirchhain
kiyani
lady's seal
lasciviousness
lifting-line theory
Litslena
livestock products
logagraphias
low-keyness
Malcolm Bradbury
meddlement
meteorological airplane
model answer
mortar mixture
my sainted aunt
neutrocyte
non-volatile substance
nontransitional
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object level program
oladele
organon auditus
overturning limit angle
pan scrolling
Pelet'ma
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pnom penhs
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psychrotroph
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roller-cutter
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superstit
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twit filter
view'd
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water curtain
water-turbine pump
waterily
weighting filter